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BU9S/BU9HS Series
Common Mode Chokes

  • Common Mode Choke Coils for signal line applications
  • Type 2 Separable Bobbin
  • Compact size and light weight
  • High noise reduction over a wide range of frequencies
  • BU9HS are low profile – only 12,5 mm high
  • 1000 Vrms, one minute isolation (hipot) between windings
  • Refer to Designing Common Mode Filters for design guidance.
  • RoHS-compliant. 260°C compatible. Tin-silver over copper terminations.

BU9S-153R15BL 71 @ 210 kHz 190 - 230 5.0 0.15 15.0 300
BU9S-7020R3BL 66 @ 330 kHz 300 - 360 2.5 0.30 7.0 200
BU9HS-153R15BL 71 @ 210 kHz 190 - 230 5.0 0.15 15.0 300
BU9HS-7020R3BL 66 @ 330 kHz 300 - 360 2.5 0.30 7.0 200
1 DCR is per winding measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
2 Inductance tested at 1 kHz, 1 Vrms, and it is measured on Agilent/HP 4263B LCR meter or equivalent.
3 Operating temperature range -40°C to +125°C Details
4 Electrical specifications at 25°C.


Typical Attenuation

Typical Impedance

BU9S

BU9HS



Weight:
3.1 – 3.8 g


Weight:
3.1 – 3.8 g

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Updated: April 12, 2017